<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>ajax</title>
    <script src="${pageContext.request.contextPath}/statics/js/jquery-3.1.1.min.js"></script>
    <script>
        function a1(){
           $.post({
               url:"${pageContext.request.contextPath}/a3",
               data:{'name':$("#name").val()},
               success:function (data) {
                   if (data.toString()=='OK'){
                       $("#userInfo").css("color","green");
                   }else {
                       $("#userInfo").css("color","red");
                   }
                   $("#userInfo").html(data);
               }
           });
       }
        function a2(){
            $.post({
                url:"${pageContext.request.contextPath}/a3",
                data:{'pwd':$("#pwd").val()},
                success:function (data) {
                    if (data.toString()=='OK'){
                        $("#pwdInfo").css("color","green");
                    }else {
                        $("#pwdInfo").css("color","red");
                    }
                    $("#pwdInfo").html(data);
                }
            });
        }
    </script>
</head>
    <body>
    <p>
        用户名:<input type="text" id="name" onblur="a1()"/>
        <span id="userInfo"></span>
    </p>
    <p>
        密码:<input type="text" id="pwd" onblur="a2()"/>
        <span id="pwdInfo"></span>
    </p>
    </body>
</html>
